104099719 has 2 divisors, whose sum is σ = 104099720. Its totient is φ = 104099718.

The previous prime is 104099717. The next prime is 104099729. The reversal of 104099719 is 917990401.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (917990401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 104099719 - 2¹ = 104099717 is a prime.

It is a super-2 number, since 2×104099719² = 21673502991757922, which contains 22 as substring.

Together with 104099717, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104099711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52049859 + 52049860.

It is an arithmetic number, because the mean of its divisors is an integer number (52049860).

Almost surely, 2^104099719 is an apocalyptic number.

104099719 is a deficient number, since it is larger than the sum of its proper divisors (1).

104099719 is an equidigital number, since it uses as much as digits as its factorization.

104099719 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412, while the sum is 40.

The square root of 104099719 is about 10202.9269819988. The cubic root of 104099719 is about 470.4171925719.

The spelling of 104099719 in words is "one hundred four million, ninety-nine thousand, seven hundred nineteen".